The L304 from Leach is a robust, highly reliable LED-based pushbutton and display indicator designed for aviation and industrial applications. The device is available in three versions: indicator, momentary pushbutton, or alternate function (two stable positions). It offers high electrical capacity, low power consumption via LED, and several customization options for color, engraving, and contacts.

Features:
– 3 versions: indicator, momentary function, alternate function
– Up to 4 display fields with different colors/engravings
– 4PDT output contacts
– Engraving solutions: classic, sunlight readable, or NVG compatible

Electrical capacity:
– Up to 7 A at 115 VAC, 4 A at 28 VDC (resistive load)
– Over 50,000 electrical cycles
– Mechanical life: >100,000 cycles

Protection and ruggedness:
– Temperature: –55°C to +85°C
– Vibration resistance: up to 15g, 10–2000Hz
– Protection against shock (75 g), moisture, salt, sand, and dust according to MIL-PRF-22885

Mounting: Max panel thickness 19 mm, multiple connectors and mounting options

Standard: Complies with MIL-S-22885 and RTCA DO-160E